Fuel Injection

Holley's EFI Crank Trigger Kit is engineered to provide an accurate crank speed & position signal to Holley EFI systems in the most-demanding, high horsepower, racing applications. Crank position is measured every 10 degrees as opposed to every 45...

The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The Terminator X ECU is capable of fuel map self-learning and...

Are you wanting to convert your carbureted vehicle to Sniper EFI, but don't like the idea of mounting an external fuel pump? We have the perfect kit for you. Look no further than Sniper EFI Master Kits, with a Returnless Retrofit Fuel Module. Holley's...

5 bar map sensor. (-1 bar to +4bar) -14.5 PSI to +58 PSI Absolute pressure sensor -14.5 PSI = 0.5 Volts,   58 PSI = 4.5 Volts Outputs 0.5V to 4.5V Input 5V Accuracy 0.5% of full scale.  Heavy duty Stainless steel body 1/8" NPT thread...

Genuine MAC Valve 35A-AAA-DDBA-1BA This is the same 3 Port MAC valve used by all the EFI Manufactures for boost control.  3 Port (3/2 valve) 12V Coil 5.4 Watts **For the most precise boost control you will need (quantity of 2) 3 port...

ProTuner 750, Electric, In-Line, 20-120 psi, 8 AN Female O-Ring Inlet / Outlet, E85 / Gas, Aluminum, Black Anodized Ideal for street muscle cars •Quiet operation •Self priming •Continuous duty •No pump shaft seals, no leaks •Pump...

Are you tired of rebuilding the 50+ year old Rochester™ Quadrajet® (Q-Jet™) on your classic Chevrolet, GMC, Buick, Oldsmobile, or Pontiac? The Sniper EFI Quadrajet™ is here to help! The first bolt-on spreadbore electronic fuel...

HOLLEY EFI STANDALONE AIR/FUEL WIDEBAND 02 GAUGE KIT Standard 2-1/16" Wideband A/F Gauge, 8.5-18, Black Face. Includes gauge, wiring harness, and Bosch LSU 4.9 wideband O2 sensor. Holley EFI fully standalone 2-1/16" Air/Fuel Wideband O2 Gauge Kit. This...

TERMINATOR X STEALTH 4150, BLACK The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The Terminator X Stealth 4150...

Kit includes everything needed to install. All Brass Intake Air Temp Sensor M16 X 1.5 thread M16 X 1.5 billet aluminum weld bung New electrical connector  2 crimp pins 2 silicone grommet seals Temp (°F) Resistance value (Ohms) 284 36.17 ...

USB 3.0 bulkhead connector  12" long cable with female Requires 1" hole Bulkhead is IP67 rated (waterproof) Includes 6' 6" long, USB 3.0 programming cable to be used between Bulkhead and laptop. Prefect for mounting in dash. Can also be used on...